Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Evonik Sipernat 11PC Precipitation Silica

Sipernat 11PC is a precipitated silica imported from Germany by Evonik, specially developed for personal care. It serves as an eco-friendly alternative to microplastics, suitable for creams, foundations, cosmetics and powder formulations, significantly improving sensory and skin feel.

Features Of Evonik Sipernat 120 Fumed Silica

  1. Excellent medium particle compatibility - Easy dispersion, good processability for various formulations

  2. Moderate absorption capacity - Balanced liquid loading without affecting rheology

  3. High-efficiency silicone rubber reinforcement - Greatly improve tensile, tear strength and mechanical properties

  4. Stable system viscosity - Prevent delamination and sedimentation, extend storage and application life

  5. High purity & chemical inertness - Good compatibility with rubber and additives, no side reactions

Typical Applications Of Evonik Sipernat 120 Fumed Silica

  1. HTV high temperature vulcanized silicone rubber - Reinforce and improve mechanical strength

  2. LSR liquid silicone rubber - Stabilize viscosity, optimize processing and molding

  3. RTV-2C two-component room temperature vulcanized silicone rubber - Enhance toughness, extend pot life

  4. Specialty industrial powder carrier - Load liquid actives into free-flowing dry powder

  5. Sealants & adhesives - Improve bonding strength and aging resistance

Specifications Of Evonik Sipernat 120 Fumed Silica

BrandSipernat (Evonik Germany)
Product TypeHydrophilic Precipitated Silica
AppearanceWhite Powder
BET Surface Area105–145 m²/g
DOA Absorption185–215 ml/100g
Average Particle Size D50Medium
Loss on Drying≤6.0 wt%
pH Value6.5–8.5



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